9.32% is the change from 397 to 434
Calculation steps:
[( 434 - 397 ) ÷ 397] x 100 = 9.32%
Formula
Percentage change = [(434 - 397) / 397] x 100
Subtract the new number by the original number
434 - 397 = 37
37 ÷ 397 = 0.09319899244332494
0.09319899244332494 x 100 = 9.32%